gnucash stable: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/ff759c26 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/c01cccbd (commit)
	from  https://github.com/Gnucash/gnucash/commit/b219744d (commit)



commit ff759c26bcebef18f0327d3eef80a21d0d20e252
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sun Apr 20 23:21:13 2025 +0800

    [engine.i] convert gnc_account_accumulate_at_dates to c++
    
    traversal of account->splits through std::vector instead of scm_list

commit c01cccbddc6049632ccfcc254c32cc419e3b40fb
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sun Apr 20 23:20:54 2025 +0800

    [gnc-engine-guile.cpp] helper gnc_split_to_scm function



Summary of changes:
 bindings/engine.i                   | 61 +++++++++++++++++++++++++++++++++++++
 bindings/guile/gnc-engine-guile.cpp |  7 +++++
 bindings/guile/gnc-engine-guile.h   |  2 ++
 gnucash/report/report-utilities.scm | 38 ++---------------------
 4 files changed, 73 insertions(+), 35 deletions(-)